EXTENSIBLE ELECTRONIC DOCUMENT PROCESSING SYSTEM FOR CREATING NEW CLASSES OF ACTIVE DOCUMENTS - Patent 0518967

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EP 0 518 967 A1

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(43)	Date of publication:
	23.12.1992 Bulletin 1992/52

(21)	Application number: 91905944.0

(22)	Date of filing: 04.03.1991

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International Patent Classification (IPC):

G06F 9/ 45^{( . )}
G06F 17/ 21^{( . )}
G06F 17/ 24^{( . )}

G06F 9/ 44^{( . )}
G06F 17/ 22^{( . )}

(86)	International application number:
	PCT/US1991/001479

(87)	International publication number:
	WO 1991/014222 (19.09.1991 Gazette 1991/22)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FR GB GR IT LI LU NL SE

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Priority:

05.03.1990 US 19900489176

(71)	Applicant: INTERLEAF, INC.
	Waltham, Massachusetts 02154 (US)

(72)	Inventor:
	PELLETIER, Stephen Chester, NH 03036 (US)

(74)	Representative: Heidrich, Udo, Dr. jur., Dipl.-Phys.
	Rechtsanwalt & Patentanwalt Dipl.-Phys. Dr. jur. U. HEIDRICH Franziskanerstrasse 30 D-81669 München D-81669 München (DE)

(54)	EXTENSIBLE ELECTRONIC DOCUMENT PROCESSING SYSTEM FOR CREATING NEW CLASSES OF ACTIVE DOCUMENTS